Humidifier tub inlet box seal



FIG. 1 is a front perspective view of a humidifier tub inlet box seal according to one embodiment of our design;

FIG. 2 is a reverse perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a right side view thereof;

FIG. 8 is a left side view thereof; and,

FIG. 9 is a perspective view of the box seal in the environment of an exemplary humidifier.

Where included, broken lines showing environment or structure are for illustrative purposes only and form no part of the claimed design.

Where included, the use of stippling is intended to denote shading. 

The ornamental design for a humidifier tub inlet box seal, as shown and described. 